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Fair Value Measures (Assets And Liabilities Measured At Fair Value On A Recurring Basis) (Details) (USD $) In Thousands, unless otherwise specified | Mar. 31, 2015 | Dec. 31, 2014 | Mar. 31, 2014
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Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total assets measured at fair value | $ 274,888 us-gaap_AssetsFairValueDisclosure |  | $ 232,634 us-gaap_AssetsFairValueDisclosure |  | $ 411,761 us-gaap_AssetsFairValueDisclosure |
Total liabilities measured at fair value | 123 us-gaap_LiabilitiesFairValueDisclosure |  | 924 us-gaap_LiabilitiesFairValueDisclosure |  | 1,050 us-gaap_LiabilitiesFairValueDisclosure |
Level 1 [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total assets measured at fair value | 153,844 us-gaap_AssetsFairValueDisclosure / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member |  | 145,823 us-gaap_AssetsFairValueDisclosure / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member |  | 315,862 us-gaap_AssetsFairValueDisclosure / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member |
Total liabilities measured at fair value | 0 us-gaap_LiabilitiesFairValueDisclosure / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member |  | 0 us-gaap_LiabilitiesFairValueDisclosure / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member |  | 0 us-gaap_LiabilitiesFairValueDisclosure / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member |
Level 2 [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total assets measured at fair value | 121,044 us-gaap_AssetsFairValueDisclosure / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member |  | 86,811 us-gaap_AssetsFairValueDisclosure / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member |  | 95,899 us-gaap_AssetsFairValueDisclosure / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member |
Total liabilities measured at fair value | 123 us-gaap_LiabilitiesFairValueDisclosure / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member |  | 924 us-gaap_LiabilitiesFairValueDisclosure / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member |  | 1,050 us-gaap_LiabilitiesFairValueDisclosure / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member |
Level 3 [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total assets measured at fair value | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member |  | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member |  | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member |
Total liabilities measured at fair value | 0 us-gaap_LiabilitiesFairValueDisclosure / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member |  | 0 us-gaap_LiabilitiesFairValueDisclosure / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member |  | 0 us-gaap_LiabilitiesFairValueDisclosure / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member |
Accrued Liabilities [Member] | Derivative Financial Instruments, Liabilities [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total liabilities measured at fair value | 123 us-gaap_LiabilitiesFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember / us-gaap_FairValueByLiabilityClassAxis = us-gaap_AccruedLiabilitiesMember |  | 924 us-gaap_LiabilitiesFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember / us-gaap_FairValueByLiabilityClassAxis = us-gaap_AccruedLiabilitiesMember |  | 1,017 us-gaap_LiabilitiesFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember / us-gaap_FairValueByLiabilityClassAxis = us-gaap_AccruedLiabilitiesMember |
Accrued Liabilities [Member] | Derivative Financial Instruments, Liabilities [Member] | Level 1 [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total liabilities measured at fair value | 0 us-gaap_LiabilitiesFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member / us-gaap_FairValueByLiabilityClassAxis = us-gaap_AccruedLiabilitiesMember |  | 0 us-gaap_LiabilitiesFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member / us-gaap_FairValueByLiabilityClassAxis = us-gaap_AccruedLiabilitiesMember |  | 0 us-gaap_LiabilitiesFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member / us-gaap_FairValueByLiabilityClassAxis = us-gaap_AccruedLiabilitiesMember |
Accrued Liabilities [Member] | Derivative Financial Instruments, Liabilities [Member] | Level 2 [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total liabilities measured at fair value | 123 us-gaap_LiabilitiesFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member / us-gaap_FairValueByLiabilityClassAxis = us-gaap_AccruedLiabilitiesMember |  | 924 us-gaap_LiabilitiesFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member / us-gaap_FairValueByLiabilityClassAxis = us-gaap_AccruedLiabilitiesMember |  | 1,017 us-gaap_LiabilitiesFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member / us-gaap_FairValueByLiabilityClassAxis = us-gaap_AccruedLiabilitiesMember |
Accrued Liabilities [Member] | Derivative Financial Instruments, Liabilities [Member] | Level 3 [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total liabilities measured at fair value | 0 us-gaap_LiabilitiesFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member / us-gaap_FairValueByLiabilityClassAxis = us-gaap_AccruedLiabilitiesMember |  | 0 us-gaap_LiabilitiesFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member / us-gaap_FairValueByLiabilityClassAxis = us-gaap_AccruedLiabilitiesMember |  | 0 us-gaap_LiabilitiesFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member / us-gaap_FairValueByLiabilityClassAxis = us-gaap_AccruedLiabilitiesMember |
Other Long Term Liabilities [Member] | Derivative Financial Instruments, Liabilities [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total liabilities measured at fair value |  |  |  |  | 33 us-gaap_LiabilitiesFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember / us-gaap_FairValueByLiabilityClassAxis = colm_OtherLongTermLiabilitiesMember |
Other Long Term Liabilities [Member] | Derivative Financial Instruments, Liabilities [Member] | Level 1 [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total liabilities measured at fair value |  |  |  |  | 0 us-gaap_LiabilitiesFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member / us-gaap_FairValueByLiabilityClassAxis = colm_OtherLongTermLiabilitiesMember |
Other Long Term Liabilities [Member] | Derivative Financial Instruments, Liabilities [Member] | Level 2 [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total liabilities measured at fair value |  |  |  |  | 33 us-gaap_LiabilitiesFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member / us-gaap_FairValueByLiabilityClassAxis = colm_OtherLongTermLiabilitiesMember |
Other Long Term Liabilities [Member] | Derivative Financial Instruments, Liabilities [Member] | Level 3 [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total liabilities measured at fair value |  |  |  |  | 0 us-gaap_LiabilitiesFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member / us-gaap_FairValueByLiabilityClassAxis = colm_OtherLongTermLiabilitiesMember |
Cash Equivalents [Member] | Money Market Funds [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total assets measured at fair value | 101,241 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_MoneyMarketFundsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_CashEquivalentsMember |  | 94,112 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_MoneyMarketFundsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_CashEquivalentsMember |  | 269,786 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_MoneyMarketFundsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_CashEquivalentsMember |
Cash Equivalents [Member] | Money Market Funds [Member] | Level 1 [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total assets measured at fair value | 101,241 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_MoneyMarketFundsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_CashEquivalentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member |  | 94,112 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_MoneyMarketFundsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_CashEquivalentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member |  | 269,786 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_MoneyMarketFundsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_CashEquivalentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member |
Cash Equivalents [Member] | Money Market Funds [Member] | Level 2 [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total assets measured at fair value | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_MoneyMarketFundsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_CashEquivalentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member |  | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_MoneyMarketFundsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_CashEquivalentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member |  | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_MoneyMarketFundsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_CashEquivalentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member |
Cash Equivalents [Member] | Money Market Funds [Member] | Level 3 [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total assets measured at fair value | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_MoneyMarketFundsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_CashEquivalentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member |  | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_MoneyMarketFundsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_CashEquivalentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member |  | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_MoneyMarketFundsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_CashEquivalentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member |
Cash Equivalents [Member] | Time Deposits [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total assets measured at fair value | 45,221 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_BankTimeDepositsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_CashEquivalentsMember |  | 45,187 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_BankTimeDepositsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_CashEquivalentsMember |  | 39,217 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_BankTimeDepositsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_CashEquivalentsMember |
Cash Equivalents [Member] | Time Deposits [Member] | Level 1 [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total assets measured at fair value | 45,221 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_BankTimeDepositsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_CashEquivalentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member |  | 45,187 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_BankTimeDepositsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_CashEquivalentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member |  | 25,129 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_BankTimeDepositsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_CashEquivalentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member |
Cash Equivalents [Member] | Time Deposits [Member] | Level 2 [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total assets measured at fair value | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_BankTimeDepositsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_CashEquivalentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member |  |  |  | 14,088 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_BankTimeDepositsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_CashEquivalentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member |
Cash Equivalents [Member] | Time Deposits [Member] | Level 3 [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total assets measured at fair value | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_BankTimeDepositsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_CashEquivalentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member |  | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_BankTimeDepositsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_CashEquivalentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member |  | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_BankTimeDepositsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_CashEquivalentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member |
Cash Equivalents [Member] | Certificates of Deposit [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total assets measured at fair value | 2,205 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_CertificatesOfDepositMember / us-gaap_FairValueByAssetClassAxis = us-gaap_CashEquivalentsMember |  | 1,470 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_CertificatesOfDepositMember / us-gaap_FairValueByAssetClassAxis = us-gaap_CashEquivalentsMember |  |  |
Cash Equivalents [Member] | Certificates of Deposit [Member] | Level 1 [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total assets measured at fair value | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_CertificatesOfDepositMember / us-gaap_FairValueByAssetClassAxis = us-gaap_CashEquivalentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member |  | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_CertificatesOfDepositMember / us-gaap_FairValueByAssetClassAxis = us-gaap_CashEquivalentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member |  |  |
Cash Equivalents [Member] | Certificates of Deposit [Member] | Level 2 [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total assets measured at fair value | 2,205 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_CertificatesOfDepositMember / us-gaap_FairValueByAssetClassAxis = us-gaap_CashEquivalentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member |  | 1,470 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_CertificatesOfDepositMember / us-gaap_FairValueByAssetClassAxis = us-gaap_CashEquivalentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member |  |  |
Cash Equivalents [Member] | Certificates of Deposit [Member] | Level 3 [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total assets measured at fair value | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_CertificatesOfDepositMember / us-gaap_FairValueByAssetClassAxis = us-gaap_CashEquivalentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member |  | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_CertificatesOfDepositMember / us-gaap_FairValueByAssetClassAxis = us-gaap_CashEquivalentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member |  |  |
Cash Equivalents [Member] | Repurchase Agreements [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total assets measured at fair value | 50,000 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_RepurchaseAgreementsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_CashEquivalentsMember |  | 40,000 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_RepurchaseAgreementsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_CashEquivalentsMember |  | 55,000 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_RepurchaseAgreementsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_CashEquivalentsMember |
Cash Equivalents [Member] | Repurchase Agreements [Member] | Level 1 [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total assets measured at fair value | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_RepurchaseAgreementsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_CashEquivalentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member |  | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_RepurchaseAgreementsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_CashEquivalentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member |  | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_RepurchaseAgreementsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_CashEquivalentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member |
Cash Equivalents [Member] | Repurchase Agreements [Member] | Level 2 [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total assets measured at fair value | 50,000 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_RepurchaseAgreementsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_CashEquivalentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member |  | 40,000 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_RepurchaseAgreementsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_CashEquivalentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member |  | 55,000 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_RepurchaseAgreementsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_CashEquivalentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member |
Cash Equivalents [Member] | Repurchase Agreements [Member] | Level 3 [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total assets measured at fair value | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_RepurchaseAgreementsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_CashEquivalentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member |  | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_RepurchaseAgreementsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_CashEquivalentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member |  | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_RepurchaseAgreementsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_CashEquivalentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member |
Cash Equivalents [Member] | US Government Backed Municipal Bonds [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total assets measured at fair value | 480 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = colm_USGovernmentBackedMunicipalBondsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_CashEquivalentsMember |  | 5,812 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = colm_USGovernmentBackedMunicipalBondsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_CashEquivalentsMember |  |  |
Cash Equivalents [Member] | US Government Backed Municipal Bonds [Member] | Level 1 [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total assets measured at fair value | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = colm_USGovernmentBackedMunicipalBondsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_CashEquivalentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member |  | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = colm_USGovernmentBackedMunicipalBondsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_CashEquivalentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member |  |  |
Cash Equivalents [Member] | US Government Backed Municipal Bonds [Member] | Level 2 [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total assets measured at fair value | 480 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = colm_USGovernmentBackedMunicipalBondsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_CashEquivalentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member |  | 5,812 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = colm_USGovernmentBackedMunicipalBondsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_CashEquivalentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member |  |  |
Cash Equivalents [Member] | US Government Backed Municipal Bonds [Member] | Level 3 [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total assets measured at fair value | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = colm_USGovernmentBackedMunicipalBondsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_CashEquivalentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member |  | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = colm_USGovernmentBackedMunicipalBondsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_CashEquivalentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member |  |  |
Available-For-Sale Short-Term Investments [Member] | Certificates of Deposit [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total assets measured at fair value | 13,453 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_CertificatesOfDepositMember / us-gaap_FairValueByAssetClassAxis = us-gaap_AvailableforsaleSecuritiesMember | [1] | 3,184 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_CertificatesOfDepositMember / us-gaap_FairValueByAssetClassAxis = us-gaap_AvailableforsaleSecuritiesMember | [1] | 9,795 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_CertificatesOfDepositMember / us-gaap_FairValueByAssetClassAxis = us-gaap_AvailableforsaleSecuritiesMember | [1]
Available-For-Sale Short-Term Investments [Member] | Certificates of Deposit [Member] | Level 1 [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total assets measured at fair value | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_CertificatesOfDepositMember / us-gaap_FairValueByAssetClassAxis = us-gaap_AvailableforsaleSecuritiesMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member | [1] | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_CertificatesOfDepositMember / us-gaap_FairValueByAssetClassAxis = us-gaap_AvailableforsaleSecuritiesMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member | [1] | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_CertificatesOfDepositMember / us-gaap_FairValueByAssetClassAxis = us-gaap_AvailableforsaleSecuritiesMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member | [1]
Available-For-Sale Short-Term Investments [Member] | Certificates of Deposit [Member] | Level 2 [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total assets measured at fair value | 13,453 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_CertificatesOfDepositMember / us-gaap_FairValueByAssetClassAxis = us-gaap_AvailableforsaleSecuritiesMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member | [1] | 3,184 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_CertificatesOfDepositMember / us-gaap_FairValueByAssetClassAxis = us-gaap_AvailableforsaleSecuritiesMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member | [1] | 9,795 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_CertificatesOfDepositMember / us-gaap_FairValueByAssetClassAxis = us-gaap_AvailableforsaleSecuritiesMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member | [1]
Available-For-Sale Short-Term Investments [Member] | Certificates of Deposit [Member] | Level 3 [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total assets measured at fair value | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_CertificatesOfDepositMember / us-gaap_FairValueByAssetClassAxis = us-gaap_AvailableforsaleSecuritiesMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member | [1] | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_CertificatesOfDepositMember / us-gaap_FairValueByAssetClassAxis = us-gaap_AvailableforsaleSecuritiesMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member | [1] | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_CertificatesOfDepositMember / us-gaap_FairValueByAssetClassAxis = us-gaap_AvailableforsaleSecuritiesMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member | [1]
Available-For-Sale Short-Term Investments [Member] | US Government Backed Municipal Bonds [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total assets measured at fair value | 39,119 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = colm_USGovernmentBackedMunicipalBondsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_AvailableforsaleSecuritiesMember | [1] | 23,598 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = colm_USGovernmentBackedMunicipalBondsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_AvailableforsaleSecuritiesMember | [1] | 14,185 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = colm_USGovernmentBackedMunicipalBondsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_AvailableforsaleSecuritiesMember | [1]
Available-For-Sale Short-Term Investments [Member] | US Government Backed Municipal Bonds [Member] | Level 1 [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total assets measured at fair value | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = colm_USGovernmentBackedMunicipalBondsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_AvailableforsaleSecuritiesMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member | [1] | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = colm_USGovernmentBackedMunicipalBondsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_AvailableforsaleSecuritiesMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member | [1] | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = colm_USGovernmentBackedMunicipalBondsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_AvailableforsaleSecuritiesMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member | [1]
Available-For-Sale Short-Term Investments [Member] | US Government Backed Municipal Bonds [Member] | Level 2 [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total assets measured at fair value | 39,119 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = colm_USGovernmentBackedMunicipalBondsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_AvailableforsaleSecuritiesMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member | [1] | 23,598 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = colm_USGovernmentBackedMunicipalBondsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_AvailableforsaleSecuritiesMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member | [1] | 14,185 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = colm_USGovernmentBackedMunicipalBondsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_AvailableforsaleSecuritiesMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member | [1]
Available-For-Sale Short-Term Investments [Member] | US Government Backed Municipal Bonds [Member] | Level 3 [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total assets measured at fair value | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = colm_USGovernmentBackedMunicipalBondsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_AvailableforsaleSecuritiesMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member | [1] | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = colm_USGovernmentBackedMunicipalBondsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_AvailableforsaleSecuritiesMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member | [1] | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = colm_USGovernmentBackedMunicipalBondsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_AvailableforsaleSecuritiesMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member | [1]
Available-For-Sale Short-Term Investments [Member] | US States and Political Subdivisions Debt Securities [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total assets measured at fair value |  |  |  |  | 15,028 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_USStatesAndPoliticalSubdivisionsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_AvailableforsaleSecuritiesMember | [1]
Available-For-Sale Short-Term Investments [Member] | US States and Political Subdivisions Debt Securities [Member] | Level 1 [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total assets measured at fair value |  |  |  |  | 15,028 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_USStatesAndPoliticalSubdivisionsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_AvailableforsaleSecuritiesMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member | [1]
Short-term Investments [Member] | Mutual Fund Shares [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total assets measured at fair value | 366 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = colm_MutualFundSharesMember / us-gaap_FairValueByAssetClassAxis = us-gaap_ShortTermInvestmentsMember |  | 485 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = colm_MutualFundSharesMember / us-gaap_FairValueByAssetClassAxis = us-gaap_ShortTermInvestmentsMember |  | 529 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = colm_MutualFundSharesMember / us-gaap_FairValueByAssetClassAxis = us-gaap_ShortTermInvestmentsMember |
Short-term Investments [Member] | Mutual Fund Shares [Member] | Level 1 [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total assets measured at fair value | 366 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = colm_MutualFundSharesMember / us-gaap_FairValueByAssetClassAxis = us-gaap_ShortTermInvestmentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member |  | 485 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = colm_MutualFundSharesMember / us-gaap_FairValueByAssetClassAxis = us-gaap_ShortTermInvestmentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member |  | 529 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = colm_MutualFundSharesMember / us-gaap_FairValueByAssetClassAxis = us-gaap_ShortTermInvestmentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member |
Short-term Investments [Member] | Mutual Fund Shares [Member] | Level 2 [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total assets measured at fair value | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = colm_MutualFundSharesMember / us-gaap_FairValueByAssetClassAxis = us-gaap_ShortTermInvestmentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member |  | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = colm_MutualFundSharesMember / us-gaap_FairValueByAssetClassAxis = us-gaap_ShortTermInvestmentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member |  | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = colm_MutualFundSharesMember / us-gaap_FairValueByAssetClassAxis = us-gaap_ShortTermInvestmentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member |
Short-term Investments [Member] | Mutual Fund Shares [Member] | Level 3 [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total assets measured at fair value | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = colm_MutualFundSharesMember / us-gaap_FairValueByAssetClassAxis = us-gaap_ShortTermInvestmentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member |  | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = colm_MutualFundSharesMember / us-gaap_FairValueByAssetClassAxis = us-gaap_ShortTermInvestmentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member |  | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = colm_MutualFundSharesMember / us-gaap_FairValueByAssetClassAxis = us-gaap_ShortTermInvestmentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member |
Other Current Assets [Member] | Derivative Financial Instruments, Assets [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total assets measured at fair value | 15,787 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_DerivativeFinancialInstrumentsAssetsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_OtherCurrentAssetsMember |  | 12,747 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_DerivativeFinancialInstrumentsAssetsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_OtherCurrentAssetsMember |  | 2,703 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_DerivativeFinancialInstrumentsAssetsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_OtherCurrentAssetsMember |
Other Current Assets [Member] | Derivative Financial Instruments, Assets [Member] | Level 1 [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total assets measured at fair value | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_DerivativeFinancialInstrumentsAssetsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_OtherCurrentAssetsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member |  | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_DerivativeFinancialInstrumentsAssetsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_OtherCurrentAssetsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member |  | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_DerivativeFinancialInstrumentsAssetsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_OtherCurrentAssetsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member |
Other Current Assets [Member] | Derivative Financial Instruments, Assets [Member] | Level 2 [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total assets measured at fair value | 15,787 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_DerivativeFinancialInstrumentsAssetsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_OtherCurrentAssetsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member |  | 12,747 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_DerivativeFinancialInstrumentsAssetsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_OtherCurrentAssetsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member |  | 2,703 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_DerivativeFinancialInstrumentsAssetsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_OtherCurrentAssetsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member |
Other Current Assets [Member] | Derivative Financial Instruments, Assets [Member] | Level 3 [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total assets measured at fair value | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_DerivativeFinancialInstrumentsAssetsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_OtherCurrentAssetsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member |  | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_DerivativeFinancialInstrumentsAssetsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_OtherCurrentAssetsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member |  | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_DerivativeFinancialInstrumentsAssetsMember / us-gaap_FairValueByAssetClassAxis = us-gaap_OtherCurrentAssetsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member |
Non Current Assets [Member] | Mutual Fund Shares [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total assets measured at fair value | 7,016 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = colm_MutualFundSharesMember / us-gaap_FairValueByAssetClassAxis = colm_NonCurrentAssetsMember |  | 6,039 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = colm_MutualFundSharesMember / us-gaap_FairValueByAssetClassAxis = colm_NonCurrentAssetsMember |  | 5,390 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = colm_MutualFundSharesMember / us-gaap_FairValueByAssetClassAxis = colm_NonCurrentAssetsMember |
Non Current Assets [Member] | Mutual Fund Shares [Member] | Level 1 [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total assets measured at fair value | 7,016 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = colm_MutualFundSharesMember / us-gaap_FairValueByAssetClassAxis = colm_NonCurrentAssetsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member |  | 6,039 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = colm_MutualFundSharesMember / us-gaap_FairValueByAssetClassAxis = colm_NonCurrentAssetsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member |  | 5,390 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = colm_MutualFundSharesMember / us-gaap_FairValueByAssetClassAxis = colm_NonCurrentAssetsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member |
Non Current Assets [Member] | Mutual Fund Shares [Member] | Level 2 [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total assets measured at fair value | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = colm_MutualFundSharesMember / us-gaap_FairValueByAssetClassAxis = colm_NonCurrentAssetsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member |  | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = colm_MutualFundSharesMember / us-gaap_FairValueByAssetClassAxis = colm_NonCurrentAssetsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member |  | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = colm_MutualFundSharesMember / us-gaap_FairValueByAssetClassAxis = colm_NonCurrentAssetsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member |
Non Current Assets [Member] | Mutual Fund Shares [Member] | Level 3 [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total assets measured at fair value | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = colm_MutualFundSharesMember / us-gaap_FairValueByAssetClassAxis = colm_NonCurrentAssetsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member |  | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = colm_MutualFundSharesMember / us-gaap_FairValueByAssetClassAxis = colm_NonCurrentAssetsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member |  | 0 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = colm_MutualFundSharesMember / us-gaap_FairValueByAssetClassAxis = colm_NonCurrentAssetsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member |
Non Current Assets [Member] | Derivative Financial Instruments, Assets [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total assets measured at fair value |  |  |  |  | 128 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_DerivativeFinancialInstrumentsAssetsMember / us-gaap_FairValueByAssetClassAxis = colm_NonCurrentAssetsMember |
Non Current Assets [Member] | Derivative Financial Instruments, Assets [Member] | Level 2 [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Total assets measured at fair value |  |  |  |  | $ 128 us-gaap_AssetsFairValueDisclosure / us-gaap_EligibleItemOrGroupForFairValueOptionAxis = us-gaap_DerivativeFinancialInstrumentsAssetsMember / us-gaap_FairValueByAssetClassAxis = colm_NonCurrentAssetsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member |
[1] | (1) Investments have remaining maturities of less than one year.

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